Claude Fable 5.1 (Batch)
Anthropic
Claude Fable 5.1 improves on Fable 5 across long-running agentic coding, knowledge work, and research, following instructions precisely over sessions that run unattended for hours.
- Language
- Reasoning
- Tool use
- Explicit caching
- File input
- Vision
- Structured output
- Context
- 1M
- Max output
- 128K
- Input / 1M
- $5.00
- Output / 1M
- $25.00
Quickstart
Point any OpenAI-compatible client at Maxynetic Systems and pass anthropic/claude-fable-5.1-batch as the model.
curl https://api.maxynetic.com/v1/chat/completions \
-H "Authorization: Bearer $MAXYNETIC_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-fable-5.1-batch",
"messages": [{ "role": "user", "content": "Explain routing in one line." }]
}'Pricing
Billed per token with no markup on the underlying provider rate.
Input
Per 1M prompt tokens
$5.00
Output
Per 1M completion tokens
$25.00
Cache read
Per 1M cached prompt tokens
$0.125
Cache write
Per 1M tokens written to cache
$6.25
A 1M-token prompt with 250K tokens of output costs about $11.25.